| /******************************************************************************* |
| * Copyright (c) 2007, 2008 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.dnd; |
| |
| import org.eclipse.swt.widgets.*; |
| |
| /** |
| * This class provides default implementations to display a source image |
| * when a drag is initiated from a <code>Tree</code>. |
| * |
| * <p>Classes that wish to provide their own source image for a <code>Tree</code> can |
| * extend <code>TreeDragSourceEffect</code> class and override the <code>TreeDragSourceEffect.dragStart</code> |
| * method and set the field <code>DragSourceEvent.image</code> with their own image.</p> |
| * |
| * Subclasses that override any methods of this class must call the corresponding |
| * <code>super</code> method to get the default drag under effect implementation. |
| * |
| * @see DragSourceEffect |
| * @see DragSourceEvent |
| * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> |
| * |
| * @since 3.3 |
| */ |
| public class TreeDragSourceEffect extends DragSourceEffect { |
| /** |
| * Creates a new <code>TreeDragSourceEffect</code> to handle drag effect |
| * from the specified <code>Tree</code>. |
| * |
| * @param tree the <code>Tree</code> that the user clicks on to initiate the drag |
| */ |
| public TreeDragSourceEffect(Tree tree) { |
| super(tree); |
| } |
| } |
